Printhead service unit



FIG. 1 is a top perspective view of a printhead service unit showing our new design;

FIG. 2 is a right-side elevational view thereof;

FIG. 3 is a left-side elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a front elevational view thereof;

FIG. 7 is a rear elevational view thereof; and,

FIG. 8 is a top plan view thereof illustrating the handle in an alternate position.

The broken lines are for illustrative purposes only and form no part of the claimed design. The broken lines which define the bounds of the claimed design form no part thereof. 

We claim the ornamental design for a printhead service unit, as shown and described. 